Hallelujah: XCOM Finally Receives That Bug-Fixing Update, Plus New Features

It's been a long, long time coming, but XCOM: Enemy Unknown has finally received an essential update fixing the crashing bug that affected countless iDevices - including mine.
In addition to the all important bug fix, XCOM has also received a "Second Wave" mode of gameplay, which adds a selection of the new options to the application, along with a number of performance improvements. As outlined in the app's release notes, these include:

Improved touch controls

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Improved memory usage on low end devices. This will address some crash issues experienced with certain configurations.